This work was partially funded by the Office of the Vice Provost of Research at Indiana University-Bloomington through the Collaborative Research and Creative Activity Funding Award, and partially by the American Psychological Foundation’s Henry P. David Award for Research in Human Reproductive Behavior and Population Studies. Dr. Lorenz was supported by grant T32HD049336 from the National Institute of Child Health and Human Development.

The data presented here were collected as part of a larger study of the effects of sexual behavior on healthy women’s immune and endocrine function across the menstrual cycle. See (Lorenz, Demas, et al. 2015; Lorenz, Heiman, et al. 2015) for full details of the parent study. All study procedures were approved by the Indiana University Institutional Review Board, and all participants provided informed consent.